1 // SPDX-License-Identifier: Apache-2.0 2 // Copyright (C) 2018 IBM Corp. 3 4 #include <assert.h> 5 #include <sys/mman.h> 6 7 #include "mboxd.h" 8 #include "transport_mbox.h" 9 10 #include "test/mbox.h" 11 #include "test/system.h" 12 13 static const uint8_t get_info[] = { 14 0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 15 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 16 }; 17 18 static const uint8_t create_write_window[] = { 19 0x06, 0x01, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 20 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 21 }; 22 23 static const uint8_t mark_write_dirty[] = { 24 0x07, 0x02, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 25 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 26 }; 27 28 static const uint8_t create_read_window[] = { 29 0x04, 0x03, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 30 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 31 }; 32 33 static const uint8_t create_read_window_response[] = { 34 0x04, 0x03, 0xfd, 0xff, 0x03, 0x00, 0x00, 0x00, 35 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 36 }; 37 38 static const uint8_t close_window[] = { 39 0x05, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 40 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 41 }; 42 43 static const uint8_t close_window_response[] = { 44 0x05, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 45 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 46 }; 47 48 const uint8_t start_data[] = { 0xaa, 0x55, 0xaa }; 49 const uint8_t finish_data[] = { 0xaa, 0x00, 0xaa }; 50 51 #define MEM_SIZE sizeof(start_data) 52 #define ERASE_SIZE 1 53 #define N_WINDOWS 1 54 #define WINDOW_SIZE sizeof(start_data) 55 56 int setup(struct mbox_context *ctx) 57 { 58 int rc; 59 60 rc = mbox_set_mtd_data(ctx, start_data, sizeof(start_data)); 61 assert(rc == 0); 62 63 rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info)); 64 assert(rc == 1); 65 66 rc = mbox_command_dispatch(ctx, create_write_window, 67 sizeof(create_write_window)); 68 assert(rc == 1); 69 70 return rc; 71 } 72 73 int flush_on_close(struct mbox_context *ctx) 74 { 75 uint8_t *map; 76 int rc; 77 78 rc = setup(ctx); 79 assert(rc == 1); 80 81 ((uint8_t *)ctx->mem)[1] = 0x00; 82 83 rc = mbox_command_dispatch(ctx, mark_write_dirty, 84 sizeof(mark_write_dirty)); 85 assert(rc == 1); 86 87 rc = mbox_command_dispatch(ctx, close_window, sizeof(close_window)); 88 assert(rc == 1); 89 90 rc = mbox_cmp(ctx, close_window_response, 91 sizeof(close_window_response)); 92 assert(rc == 0); 93 94 map = mmap(NULL, MEM_SIZE, PROT_READ, MAP_PRIVATE, 95 ctx->fds[MTD_FD].fd, 0); 96 assert(map != MAP_FAILED); 97 98 rc = memcmp(finish_data, map, sizeof(finish_data)); 99 assert(rc == 0); 100 101 return rc; 102 } 103 104 int flush_on_create(struct mbox_context *ctx) 105 { 106 uint8_t *map; 107 int rc; 108 109 rc = setup(ctx); 110 assert(rc == 1); 111 112 ((uint8_t *)ctx->mem)[1] = 0x00; 113 114 rc = mbox_command_dispatch(ctx, mark_write_dirty, 115 sizeof(mark_write_dirty)); 116 assert(rc == 1); 117 118 rc = mbox_command_dispatch(ctx, create_read_window, 119 sizeof(create_read_window)); 120 assert(rc == 1); 121 122 rc = mbox_cmp(ctx, create_read_window_response, 123 sizeof(create_read_window_response)); 124 assert(rc == 0); 125 126 map = mmap(NULL, MEM_SIZE, PROT_READ, MAP_PRIVATE, 127 ctx->fds[MTD_FD].fd, 0); 128 assert(map != MAP_FAILED); 129 130 rc = memcmp(finish_data, map, sizeof(finish_data)); 131 assert(rc == 0); 132 133 return rc; 134 } 135 136 int main(void) 137 { 138 struct mbox_context *ctx; 139 140 system_set_reserved_size(MEM_SIZE); 141 system_set_mtd_sizes(MEM_SIZE, ERASE_SIZE); 142 143 ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE); 144 145 flush_on_close(ctx); 146 147 flush_on_create(ctx); 148 149 return 0; 150 }; 151